| 摘要 |
Sheet-fed printing press, especially, satellite-type printing press is disclosed by which double-side printing is performed with single satellite-type press and, in case sheet reversing is not needed, sheet perfecting apparatus does not intervene with sheet transfer path. In the concrete, in the course of many printing units 26 which are provided in satellite-like manner around common pressure cylinder 10, sheet perfecting apparatus 36 which is separable from sheet transfer path is provided and the apparatus comprises first transfer cylinder 38, perfecting cylinder 40 and second transfer cylinder 42.
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